<!DOCTYPE html>
<html>
<head>
<style>
a{
   color:red;
   font-size:24px;
 }
</style>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<p><a href="http://www.baidu.com/">标记选择器</a> </p>
</body>
</html>